xkcd #3202: Groundhog Day Meaning

Title text:

Originally, the ceremony used a variety of rodents and mustelids, but over time most people agreed it made sense to standardize on a specific individual ground squirrel in Pennsylvania.

Transcript:

Transcript will show once it’s been added to explainxkcd.com

Source: xkcd.com/3202/

explainxkcd for #3202